--- a/sat_frontends/quick_frontend/quick_chat.py	Tue Feb 18 18:17:18 2020 +0100
+++ b/sat_frontends/quick_frontend/quick_chat.py	Tue Feb 18 18:17:18 2020 +0100
@@ -85,6 +85,9 @@
             nick=self.nick,
             message=self.main_message)
 
+    def __contains__(self, item):
+        return hasattr(self, item) or item in self.extra
+
     @property
     def host(self):
         return self.parent.host
@@ -120,7 +123,9 @@
                 self.selected_lang = lang
                 return mess
             except StopIteration:
-                log.error("Can't find message for uid {}".format(self.uid))
+                if not self.attachments:
+                    # we may have empty messages if we have attachments
+                    log.error("Can't find message for uid {}".format(self.uid))
                 return ""
 
     @property
@@ -200,6 +205,10 @@
             for lang, mess in self.message.items():
                 self.message[lang] = "* " + nick + mess[3:]
 
+    @property
+    def attachments(self):
+        return self.extra.get(C.MESS_KEY_ATTACHMENTS)
+
 
 class MessageWidget(object):
     """Base classe for widgets"""
@@ -708,7 +717,8 @@
             )
             return
 
-        if not msg and not subject and type_ != C.MESS_TYPE_INFO:
+        if ((not msg and not subject and not extra[C.MESS_KEY_ATTACHMENTS]
+             and type_ != C.MESS_TYPE_INFO)):
             log.warning("Received an empty message for uid {}".format(uid))
             return